VDB
SUSE-SU-2025%3A4143-1
SUSE-SU-2025%3A4143-1
PUBLISHED
CVSS 9.300000190734863 CRITICAL
This update for grub2 fixes the following issues: - CVE-2025-54771: Fixed rub_file_close() does not properly controls the fs refcount (bsc#1252931) - CVE-2025-61661: Fixed out-of-bounds write in grub_usb_get_string() function (bsc#1252932) - CVE-2025-61662: Fixed missing unregister call for gettext command may lead to use-after-free (bsc#1252933) - CVE-2025-61663: Fixed missing unregister call for normal commands may lead to use-after-free (bsc#1252934) - CVE-2025-61664: Fixed missing unregister call for normal_exit command may lead to use-after-free (bsc#1252935) Other fixes: - Bump upstream SBAT generation to 6
Risk Scores
CVSS 4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| SUSE:Linux Enterprise Micro 5.2 | grub2 | 0, 0 |
Timeline
- Nov 20, 2025 CVE Published
- Feb 4, 2026 CVE Updated
References
- https://www.suse.com/support/update/announcement/2025/suse-su-20254143-1/ advisory
- https://bugzilla.suse.com/1252931 report
- https://bugzilla.suse.com/1252932 report
- https://www.suse.com/security/cve/CVE-2025-54771 url
- https://www.suse.com/security/cve/CVE-2025-61661 url
- https://bugzilla.suse.com/1252933 report
- https://bugzilla.suse.com/1252934 report
- https://bugzilla.suse.com/1252935 report
- https://www.suse.com/security/cve/CVE-2025-61662 url
- https://www.suse.com/security/cve/CVE-2025-61663 url
- https://www.suse.com/security/cve/CVE-2025-61664 url